Find the sum of the indicated terms of the geometric sequence.
?
6, 18, 54 ... (to 8 terms)
?
A. s = 19,686
B. s = 19,692
C. s = 19,680
D. s = 19,674
E. none of the above
Answer: C
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Simplify by factoring.
A. 3xy2
B. 3x
C. 3xy
D. 3x2
Write an equation that models the described quantity. Specify what each variable represents.A barrel contains 100 gallons of water and is being filled at a rate of 5 gallons per minute.
A. t = 100g- 5, where g represents gallons of water and t represents time in minutes B. g = 5t + 100, where g represents gallons of water and t represents time in minutes C. t = 100g+ 5, where g represents gallons of water and t represents time in minutes D. g = 5t - 100, where g represents gallons of water and t represents time in minutes
Write the rational expression in lowest terms.
A. 
B. 
C. 
D. 
Find the partial fraction decomposition.
= 
+ 
A. A = 1, B = -2, C = 0 B. A = -2, B = 1, C = 0 C. A = -2, B = 0, C = 1 D. A = 1, B = 0, C = -2